| 摘要 |
PROBLEM TO BE SOLVED: To eliminate the possibility that ink intrudes into a circuit board for driving a print head clamped between the print head and an ink cartridge holder. SOLUTION: The boundary between the ink supply opening 23 of an ink cartridge holder body 1 and the ink intake opening 25 of a head case 3 is sealed with a sealing member 27 of an elastic material. Other boundaries 14a, 14b at parts 13a, 13b for securing the head case 3 and the cartridge holder body 1 through thermal caulking or tightening of bolt are also sealed with sealing members 15a, 15b of an elastic material. |
